Shells – Alphabetical Index by Family (78) by Scientific Name:

Argonautidae = Green (2)
Bivalves = Blue (26)
Gastropods = Reddish Brown (45)
Polyplacophor = Orange (4)
Scaphopoda = Purple (1)

Anomiidae Family of Jingle Shells (2)
Arcidae Family of Ark Shells (9)
Argonautidae Family of Argonaut Shells (2)
Austrosiphonidae Family of True Whelk Shells (1)
Buccinidae Family of Whelk Shells (1)
Bullidae Family of Bubble Shells (1)
Bursidae Family of Frog Shells (1)
*Busyconidae Family of Whelk Shells (1)
Calliostomidae Family of Noble Top Shells (4)
Calyptraeidae Family of Cup-and-Saucer Shells and Slipper Limpet Shells (12)
Cancellariidae Family of Nutmeg Shells (3)
Cardiidae Family of Cockles and True Cockle Shells (8)
Carditidae Family of Little Heart Shells (2)
Cassidae Family of Helmet Shells (3)
Cerithidae Family of Cerith Shells (3)
Chamidae Family of Jewel Box Shells (4)
*Chitonidae Family of the Chitons (2)
Columbellidae Family of Dove Shells (7)
Conidae Family of Cone Shells (16)
Crassatellidae Family of Crassatella Shells (1)
Cymatiidae Family of Triton Shells (4)
Cypraeidae Family of Cowry Shells (6)
Dentalidae Family of Tusk Shells (1)
Donacidae Family of the Donax Shells (1)
*Ellobioidae Family of Hollow-shelled Snail Shells (1)
Fasciolariidae Family of Conch Shells, Horse, Spindle, and Tulip Shells (7)
Ficidae Famlily of Fig Shells (1)
Fissurellidae Family of Keyhole Limpet Shells (8)
Glycymeridae Family of Bittersweet Shells (2)
Haliotidae Family of Abalone Shells (4)
Harpidae Family of Harp Shells (2)
Hiatellidae Family of Rock Borers and Giant Clam Shells (1)
Hipponicidae Family of Hoof Shells (4)
Janthinidae Family of Sea-snail Shells (1)
Limidae Family of File Shells (2)
Littorinidae Family of Periwinkle Shells (3)
Lottiidae Family of True Limpet Shells (4)
Lucidae Family of Lucine Shells (3)
*Margaritidae Family of Pearl Oyster Shells (1)
Melongenidae Family of Crown Conch Shells (1)
Miitridae Family of Miter Shells (3)
Muricidae Family of Rock Shells (32)
Mytilidae Family of Mussel Shells (3)
Nassariidae Family of Mud Shells (2)
Naticidae Family of Moon Shells (7)
Neritidae Family of Nerite Shells (4)
Noetiidea Family of Ark Shells (1)
Olivadae Family of Olive Shells (6)
Ostreodae Family of True Oyster Shells (4)
Ovulidae Family of False Cowry Shells (4)
Pectinidae Family of Scallop Shells (6)
Pholadidae Family of Angel Wing Shells (1)
Pinnidae Family of Pen Shells (1)
Pisaniidae Family of False Triton Shells (4)
Potamididae Family of Horn Shells (2)
Pseudomelatomidae Family of Turrid Shells (1)
Pteridae Family of Pearl Oyster Shells (3)
Semelidae Family of Furrow Shells (1)
Siphonaridae Family of False Limpet Shells (1)
Solecurtidae Family of Short Razor Clam Shells (1)
Solenidae Family of Jackknife Clam Shells (1)
Spondylidae Family of Spiny Oyster Shells (3)
Strombidae Family of True Conch Shells (7)
Tegulidae Family of Top Shells (5)
Tellinidae Family of Tellin Clam Shells (5)
Terebridae Family of Auger Shells (3)
Tonnidae Family of Tun Shells (1)
Triviidae Family of Trivia Shells (4)
*Turbinellidae Family of Chank Shells and Allies (1)
Turridae Family of Turrid Shells (2)
Turritellidea Family of Turret Shells (4)
Vasidae Family of Vase Shells (2)
Vermetidae Family of Worm Shells (2)
Venus Clams of the Veneridae Family (23)
Volutidae Family of Volute Shells (1)
Xenophoridae Family of Carrier Shells (1)